<!--
 * @Author zhaoyuemi
 * @Date 2020/10/13
 * @LastEditTime 2020/10/19
 * @LastEditors 86157
 * @Description orderList
 * @FilePath
 * @ router
 * @version 1.0
-->
<template>
    <div class="order-list">
        <order-header title="订单列表">
            <template v-slot:tip>
                <span>请谨防钓鱼链接或诈骗电话，了解更多></span>
            </template>
        </order-header>
        <div class="wrapper">
            <div class="container">
                <div class="order-box">
                    <loading v-if="loading"></loading>
                    <div class="order" v-for="(order,index) in list" :key="index">
                        <div class="order-title">
                            <div class="item-info fl">
                                {{order.createTime}}
                                <span>|</span>
                                {{order.receiverName}}
                                <span>|</span>
                                订单号：{{order.orderNo}}
                                <span>|</span>
                                {{order.paymentTypeDesc}}
                            </div>
                            <div class="item-money fr">
                                <span>应付金额：</span>
                                <span class="money">{{order.payment}}</span>
                                <span>元</span>
                            </div>
                        </div>
                        <div class="order-content clearfix">
                            <div class="good-box fl">
                                <div class="good-list" v-for="(item,i) in order.orderItemVoList" :key="i">
                                    <div class="good-img">
                                        <img v-lazy="item.productImage" alt="">
                                    </div>
                                    <div class="good-name">
                                        <div class="p-name">{{item.productName}}</div>
                                        <div class="p-money">{{item.totalPrice + 'X' + item.quantity}}元</div>
                                    </div>
                                </div>
                            </div>
                            <div class="good-state fr" v-if="order.status == 20">
                                <a href="javascript:;">{{order.statusDesc}}</a>
                            </div>
                            <div class="good-state fr" v-else>
                                <a href="javascript:;" @click="goPay(order.orderNo)">{{order.statusDesc}}</a>
                            </div>
                        </div>
                    </div>
                    <el-pagination
                            v-if="false"
                            class="pagination"
                            background
                            layout="prev, pager, next"
                            :pageSize="pageSize"
                            :total="total"
                            @current-change="handleChange"
                    >
                    </el-pagination>
                    <!--滚动加载  需要注释这个加载更多部分-->
                   <!-- <div class="load-more" v-if="showNextPage">
                        <el-button type="primary" :loading="loading" @click="loadMore">加载更多</el-button>
                    </div>-->
                    <div class="scroll-more"
                         v-infinite-scroll="scrollMore"
                         infinite-scroll-disabled="busy"
                         infinite-scroll-distance="400"
                    >
                        <img src="/imgs/loading-svg/loading-spinning-bubbles.svg" alt="" v-show="loading">
                    </div>
                    <no-data v-if="!loading && list.length==0"></no-data>
                </div>
            </div>
        </div>
    </div>
</template>
<script>
    import OrderHeader from './../components/OrderHeader'
    import Loading from './../components/Loading'
    import NoData from './../components/NoData'
    import { Pagination,Button } from 'element-ui'
    import infiniteScroll from 'vue-infinite-scroll'

    export default {
        name: 'orderList',
        components: {
            OrderHeader,
            Loading,
            NoData,
            [Pagination.name]: Pagination,
            [Button.name]: Button
        },
        directives: {
            infiniteScroll
        },
        data() {
            return {
                loading:false,
                list:[],
                pageSize:10,
                pageNum:1,
                total:0,
                showNextPage:true,//加载更多：是否显示按钮
                busy:false,//滚动加载，是否触发
            }
        },
        mounted() {
            this.getOrderList();
        },
        methods: {
            getOrderList() {
                console.log('我是分页')
                this.loading = true;
                this.busy = true;
                this.axios.get('/api/orders', {
                    params: {
                        pageSize: this.pageSize,
                        pageNum: this.pageNum
                    }
                }).then((res) => {
                    this.loading = false;
                    this.list = res.list;
                    this.total = res.total;
                    this.showNextPage = res.hasNextPage;
                    this.busy = false;
                }).catch(() => {
                    this.loading = false;
                })
            },
            goPay(orderNo) {
                // 三种路由跳转方式
                // this.$router.push('/order/pay')
                /*this.$router.push({
                  name:'order-pay',
                  query:{
                    orderNo
                  }
                })*/
                this.$router.push({
                    path: '/order/pay',
                    query: {
                        orderNo
                    }
                })
            },
            //第一种方法：分页器
            handleChange(pageNum) {
                this.pageNum = pageNum;
                this.getOrderList();
            },
            //第二种方法：加载更多
            loadMore() {
                this.pageNum++;
                this.getLoadlList();
            },
            getLoadlList(){
                console.log('我是加载更多')
                this.loading = true;
                this.busy = true;
                this.axios.get('/api/orders', {
                    params: {
                        pageSize: this.pageSize,
                        pageNum: this.pageNum
                    }
                }).then((res) => {
                    this.loading = false;
                    this.busy = false;
                    this.list = this.list.concat(res.list);
                    this.total = res.total;
                    this.showNextPage = res.hasNextPage;
                }).catch(() => {
                    this.loading = false;
                })
            },
            // 第三种方法：滚动加载，通过npm插件实现
            scrollMore() {
                this.busy = true;
                this.loading = true;
                this.pageNum++;
                this.getScrollList();
                console.log('2scrollMore')

               /* setTimeout(() => {
                    this.busy = false;
                    this.getScrollList();
                    console.log('2scrollMore')
                }, 2000);*/
            },
            // 专门给scrollMore使用
            getScrollList() {
                console.log('滚动加载')
                this.axios.get('/api/orders', {
                    params: {
                        pageSize: this.pageSize,
                        pageNum: this.pageNum
                    }
                }).then((res) => {
                    this.list = this.list.concat(res.list);
                    this.loading = false;
                    if (res.hasNextPage) {
                        this.busy = false;
                        console.log('busy=false')
                    } else {
                        this.busy = true;
                    }
                });
            },


        }
    }
</script>
<style lang="scss">
    @import './../assets/scss/config.scss';
    @import './../assets/scss/mixin.scss';
    .order-list {
        .wrapper {
            background-color: $colorJ;
            padding-top: 33px;
            padding-bottom: 110px;
            .order-box {
                .order {
                    @include border();
                    background-color: $colorG;
                    margin-bottom: 31px;
                    &:last-child {
                        margin-bottom: 0;
                    }
                    .order-title {
                        @include height(74px);
                        background-color: $colorK;
                        padding: 0 43px;
                        font-size: 16px;
                        color: $colorC;
                        .item-info {
                            span {
                                margin: 0 9px;
                            }
                        }
                        .money {
                            font-size: 26px;
                            color: $colorB;
                        }
                    }
                    .order-content {
                        padding: 0 43px;
                        .good-box {
                            width: 88%;
                            .good-list {
                                display: flex;
                                align-items: center;
                                height: 145px;
                                .good-img {
                                    width: 112px;
                                    img {
                                        width: 100%;
                                    }
                                }
                                .good-name {
                                    font-size: 20px;
                                    color: $colorB;
                                }
                            }
                        }
                        .good-state {
                            @include height(145px);
                            font-size: 20px;
                            color: $colorA;
                            a {
                                color: $colorA;
                            }
                        }
                    }
                }
                .pagination {
                    text-align: right;
                }
                .el-pagination.is-background .el-pager li:not(.disabled).active {
                    background-color: #FF6600;
                }
                .el-button--primary {
                    background-color: #FF6600;
                    border-color: #FF6600;
                }
                .load-more, .scroll-more {
                    text-align: center;
                }
            }
        }
    }
</style>